From patchwork Thu Aug 28 06:53:19 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Horman X-Patchwork-Id: 4795081 Return-Path: X-Original-To: patchwork-ltsi-dev@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 164E39F375 for ; Thu, 28 Aug 2014 07:38:20 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1F0232015A for ; Thu, 28 Aug 2014 07:38:19 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 344BC2011D for ; Thu, 28 Aug 2014 07:38:18 +0000 (UTC) Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 82320E40; Thu, 28 Aug 2014 07:21:00 +0000 (UTC) X-Original-To: ltsi-dev@lists.linuxfoundation.org Delivered-To: ltsi-dev@mail.linuxfoundation.org Received: from smtp2.linuxfoundation.org (smtp2.linux-foundation.org [172.17.192.36]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 7AC68E6F for ; Thu, 28 Aug 2014 07:20:55 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from kirsty.vergenet.net (kirsty.vergenet.net [202.4.237.240]) by smtp2.linuxfoundation.org (Postfix) with ESMTP id A78DD1DCB3 for ; Thu, 28 Aug 2014 07:20:54 +0000 (UTC) Received: from ayumi.isobedori.kobe.vergenet.net (p4222-ipbfp1605kobeminato.hyogo.ocn.ne.jp [114.154.95.222]) by kirsty.vergenet.net (Postfix) with ESMTP id 7BA95267190; Thu, 28 Aug 2014 17:07:38 +1000 (EST) Received: by ayumi.isobedori.kobe.vergenet.net (Postfix, from userid 7100) id 04F6CEDE5F7; Thu, 28 Aug 2014 16:07:36 +0900 (JST) From: Simon Horman To: ltsi-dev@lists.linuxfoundation.org Date: Thu, 28 Aug 2014 15:53:19 +0900 Message-Id: <1409209620-24487-74-git-send-email-horms+renesas@verge.net.au> X-Mailer: git-send-email 2.0.1 In-Reply-To: <1409209620-24487-1-git-send-email-horms+renesas@verge.net.au> References: <1409209620-24487-1-git-send-email-horms+renesas@verge.net.au> X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org Cc: Magnus Damm Subject: [LTSI-dev] [PATCH LTSI-3.14 073/894] ASoC: rsnd: use mod probe method on SSI X-BeenThere: ltsi-dev@lists.linuxfoundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: "A list to discuss patches, development, and other things related to the LTSI project" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: ltsi-dev-bounces@lists.linuxfoundation.org Errors-To: ltsi-dev-bounces@lists.linuxfoundation.org X-Virus-Scanned: ClamAV using ClamSMTP From: Kuninori Morimoto Now, it can use .probe Signed-off-by: Kuninori Morimoto Signed-off-by: Mark Brown (cherry picked from commit ff8f30e688477beead6d1e648fb11f321220a4d7) Signed-off-by: Simon Horman --- sound/soc/sh/rcar/ssi.c | 116 +++++++++++++++++++++++++++--------------------- 1 file changed, 65 insertions(+), 51 deletions(-) diff --git a/sound/soc/sh/rcar/ssi.c b/sound/soc/sh/rcar/ssi.c index a7df216..0f3eeac 100644 --- a/sound/soc/sh/rcar/ssi.c +++ b/sound/soc/sh/rcar/ssi.c @@ -358,6 +358,26 @@ static irqreturn_t rsnd_ssi_pio_interrupt(int irq, void *data) return ret; } +static int rsnd_ssi_pio_probe(struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct rsnd_dai_stream *io) +{ + struct rsnd_priv *priv = rsnd_mod_to_priv(mod); + struct device *dev = rsnd_priv_to_dev(priv); + struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod); + int irq = ssi->info->pio_irq; + int ret; + + ret = devm_request_irq(dev, irq, + rsnd_ssi_pio_interrupt, + IRQF_SHARED, + dev_name(dev), ssi); + if (ret) + dev_err(dev, "SSI request interrupt failed\n"); + + return ret; +} + static int rsnd_ssi_pio_start(struct rsnd_mod *mod, struct rsnd_dai *rdai, struct rsnd_dai_stream *io) @@ -389,12 +409,50 @@ static int rsnd_ssi_pio_stop(struct rsnd_mod *mod, static struct rsnd_mod_ops rsnd_ssi_pio_ops = { .name = "ssi (pio)", + .probe = rsnd_ssi_pio_probe, .init = rsnd_ssi_init, .quit = rsnd_ssi_quit, .start = rsnd_ssi_pio_start, .stop = rsnd_ssi_pio_stop, }; +static int rsnd_ssi_dma_probe(struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct rsnd_dai_stream *io) +{ + struct rsnd_priv *priv = rsnd_mod_to_priv(mod); + struct rsnd_ssi *ssi = rsnd_mod_to_ssi(mod); + struct rcar_snd_info *info = rsnd_priv_to_info(priv); + struct device *dev = rsnd_priv_to_dev(priv); + int dma_id = ssi->info->dma_id; + int is_play; + int ret; + + if (info->dai_info) + is_play = rsnd_info_is_playback(priv, ssi); + else + is_play = rsnd_ssi_is_play(&ssi->mod); + + ret = rsnd_dma_init( + priv, rsnd_mod_to_dma(mod), + is_play, + dma_id); + + if (ret < 0) + dev_err(dev, "SSI DMA failed\n"); + + return ret; +} + +static int rsnd_ssi_dma_remove(struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct rsnd_dai_stream *io) +{ + rsnd_dma_quit(rsnd_mod_to_priv(mod), rsnd_mod_to_dma(mod)); + + return 0; +} + static int rsnd_ssi_dma_start(struct rsnd_mod *mod, struct rsnd_dai *rdai, struct rsnd_dai_stream *io) @@ -436,6 +494,8 @@ static int rsnd_ssi_dma_stop(struct rsnd_mod *mod, static struct rsnd_mod_ops rsnd_ssi_dma_ops = { .name = "ssi (dma)", + .probe = rsnd_ssi_dma_probe, + .remove = rsnd_ssi_dma_remove, .init = rsnd_ssi_init, .quit = rsnd_ssi_quit, .start = rsnd_ssi_dma_start, @@ -538,7 +598,7 @@ int rsnd_ssi_probe(struct platform_device *pdev, struct clk *clk; struct rsnd_ssi *ssi; char name[RSND_SSI_NAME_SIZE]; - int i, nr, ret; + int i, nr; /* * init SSI @@ -566,48 +626,10 @@ int rsnd_ssi_probe(struct platform_device *pdev, ssi->clk = clk; ops = &rsnd_ssi_non_ops; - - /* - * SSI DMA case - */ - if (pinfo->dma_id > 0) { - int is_play; - - if (info->dai_info) - is_play = rsnd_info_is_playback(priv, ssi); - else - is_play = rsnd_ssi_is_play(&ssi->mod); - - ret = rsnd_dma_init( - priv, rsnd_mod_to_dma(&ssi->mod), - is_play, - pinfo->dma_id); - if (ret < 0) - dev_info(dev, "SSI DMA failed. try PIO transter\n"); - else - ops = &rsnd_ssi_dma_ops; - - dev_dbg(dev, "SSI%d use DMA transfer\n", i); - } - - /* - * SSI PIO case - */ - if (!rsnd_ssi_dma_available(ssi) && - rsnd_ssi_pio_available(ssi)) { - ret = devm_request_irq(dev, pinfo->pio_irq, - &rsnd_ssi_pio_interrupt, - IRQF_SHARED, - dev_name(dev), ssi); - if (ret) { - dev_err(dev, "SSI request interrupt failed\n"); - return ret; - } - - ops = &rsnd_ssi_pio_ops; - - dev_dbg(dev, "SSI%d use PIO transfer\n", i); - } + if (pinfo->dma_id > 0) + ops = &rsnd_ssi_dma_ops; + else if (rsnd_ssi_pio_available(ssi)) + ops = &rsnd_ssi_pio_ops; rsnd_mod_init(priv, &ssi->mod, ops, RSND_MOD_SSI, i); @@ -620,12 +642,4 @@ int rsnd_ssi_probe(struct platform_device *pdev, void rsnd_ssi_remove(struct platform_device *pdev, struct rsnd_priv *priv) { - struct rsnd_ssi *ssi; - int i; - - for_each_rsnd_ssi(ssi, priv, i) { - if (rsnd_ssi_dma_available(ssi)) - rsnd_dma_quit(priv, rsnd_mod_to_dma(&ssi->mod)); - } - }